一种激光切管机对中机构

Abstract

本实用新型涉及激光切管机的技术领域，提出了一种激光切管机对中机构，包括竖直设置的支撑架，所述支撑架上连接有支撑板，所述支撑板上固定有驱动气缸，所述驱动气缸的连接有驱动块，所述驱动块与支撑板可上下滑动连接，所述驱动块的左右两侧铰接有两个驱动连杆，两个所述驱动连杆的另一端分别铰接有一个导向块，所述导向块上可旋转连接有竖直设置的夹紧滚轴，所述支撑板的顶部固定有水平设置的导向滑轨。本实用新型的有益效果为：能够通过驱动气缸带动两个驱动连杆同步运动，实现对两侧夹紧滚轴的对中操作，保证两侧的夹紧滚轴能够同时接触工件并施加相同的夹紧力，结构简单，安装精度低，更换和维修的成本低，适用于长时间的生产使用。

Claims

1. A centering mechanism for a laser tube cutting machine, characterized by: The system includes a vertically mounted support frame (100), on which a support plate (1) is connected. A drive cylinder (11) is fixed on the support plate (1). The telescopic end of the drive cylinder (11) moves up and down and is connected to a drive block (12). The drive block (12) and the support plate (1) are slidably connected up and down. Two drive connecting rods (13) are symmetrically hinged on the left and right sides of the drive block (12). The other ends of the two drive connecting rods (13) are respectively hinged to a guide block (14). A vertically arranged clamping roller (15) is rotatably connected to the guide block (14). A horizontally arranged guide rail (16) is fixed to the top of the support plate (1). The two drive blocks (12) are respectively matched and connected to the guide rail (16) through a slider (17) and are always symmetrically located on both sides of the center line of the guide rail (16). The center line of the guide rail (16) is aligned with the center line of the drive block (12). The support plate (1) is slidably connected to the support frame (100) through a lifting mechanism.

2. A centering mechanism for a laser pipe cutting machine as defined in claim 1, wherein, The lifting mechanism includes a vertically mounted guide rail (21) fixed on a support frame (100), a slider (22) matching the guide rail (21) fixed on the support plate (1), and a connecting block (23) fixed on the support plate (1). The connecting block (23) has a vertically mounted threaded hole, and a lifting screw (24) matching its thread passes through the threaded hole. The lifting screw (24) is vertically mounted and rotatably connected to the support frame (100). The lifting screw (24) is driven to rotate by a driving device.

3. A centering mechanism for a laser pipe cutting machine as defined in claim 2, wherein, The drive device includes a drive wheel (25) coaxially fixed with the lifting screw (24), the drive wheel (25) is connected to a synchronous wheel (26) via a conveyor belt, and the synchronous wheel (26) is driven to rotate by a drive motor (27).

4. A centering mechanism for a laser pipe cutting machine as defined in claim 3, wherein, The support frame (100) is different from the support plate (1) on the other side where the motor base (271) is located, and the drive motor (27) is fixed on the motor base (271).

5. The centering mechanism of a laser pipe cutting machine of claim 1, wherein, The drive block (12) includes a first connection part (121) fixed to the drive cylinder (11) and a second connection part (122) hinged to the drive connecting rod (13). The thickness of the first connection part (121) is greater than the thickness of the second connection part (122).

6. A centering mechanism for a laser pipe cutting machine as defined in claim 1, wherein, The top of the support plate (1) is also fixed with a transverse roller (18), which is located at the center of the clamping rollers (15) on both sides, and is rotatably fixed to the bottom of the clamping rollers (15) along with the support frame (100).

Images